Co-created Kaja's brand identity, packaging system, and retail creative toolkit in partnership with Sephora US — the first K-beauty color brand launched at Sephora. Developed full visual identity, product packaging, in-store display creative, and brand style guides for US retail rollout. Scaled from 28 to 478 Sephora doors in 8 months, achieving #1 K-beauty ranking at Sephora. Named Fast Company 'Most Innovative Beauty Brand.'